# Barcode Generation : Code 128

**URL:** <https://www.ruby-forum.com/t/barcode-generation-code-128/119307>\
**Category:** Rails\
**Created:** [November 5, 2007, 11:06pm UTC](https://www.ruby-forum.com/t/barcode-generation-code-128/119307 "2007-11-05T23:06:53Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![leei](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/l/5fc32e/32.png) [@leei](https://www.ruby-forum.com/u/leei)\
**Post date:** [November 5, 2007, 11:06pm UTC](https://www.ruby-forum.com/t/barcode-generation-code-128/119307/1 "2007-11-05T23:06:53Z")

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Anyone know of any libraries for creating code 128 barcodes ? Ideally  
we would like to include them in a PDF form.

Any suggestions greatly appreciated.

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**Author:** ![leei](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/l/5fc32e/32.png) [@leei](https://www.ruby-forum.com/u/leei)\
**Post date:** [November 5, 2007, 11:10pm UTC](https://www.ruby-forum.com/t/barcode-generation-code-128/119307/2 "2007-11-05T23:10:24Z")

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I use gbarcode quite heavily and with great success:

[http://gbarcode.rubyforge.org/](http://gbarcode.rubyforge.org/)

MagpieUK wrote:

> Anyone know of any libraries for creating code 128 barcodes ? Ideally  
> we would like to include them in a PDF form.
> 
> Any suggestions greatly appreciated.
> 
> >

–  
Sincerely,

William P.

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**Author:** ![leei](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/l/5fc32e/32.png) [@leei](https://www.ruby-forum.com/u/leei)\
**Post date:** [November 6, 2007, 1:12pm UTC](https://www.ruby-forum.com/t/barcode-generation-code-128/119307/3 "2007-11-06T13:12:29Z")

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What you really need is something to generate pdf’s for you and then  
you can use any barcode font to generate your text as a barcode  
format…  
i will suggest pdflib as it really integrates nicely with its ruby  
api’s

[http://www.pdflib.com/en/pdflib-cookbook/fonts-and-encodings/barcode-font/](http://www.pdflib.com/en/pdflib-cookbook/fonts-and-encodings/barcode-font/)

that example there is java but you will have a very similar one in  
ruby…
